Founded in 1991, Elior Group S.A. has grown into a global leader in the outsourced food and support services industry. The company's core business is contract catering, which accounts for the majority of its revenue and involves preparing and serving meals for corporate cafeterias, schools, hospitals, and senior residences. Following the 2023 integration of Derichebourg Multiservices, Elior significantly expanded its facility management offerings, which include commercial cleaning, energy management, and multi-technical maintenance. The group operates in 11 countries, managing over 20,000 restaurants and points of sale. Elior competes with other major global catering and facility management firms such as Compass Group, Sodexo, and Aramark.